Home / 210,440.70-290,336.13-119,773.96

Finding the Fourth Proportional to 210,440.70, 290,336.13 and 119,773.96

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Solution

The fourth proportional to 210,440.70, 290,336.13 and 119,773.96 is: 165,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,440.70 : 290,336.13 = 119,773.96 : x
  2. Step 2: Convert to fraction form
    210,440.70/290,336.13 = 119,773.96/x
  3. Step 3: Cross multiply
    210,440.70x = 290,336.13 × 119,773.96
  4. Step 4: Simplify right side
    210,440.70x = 34,774,707,295.33
  5. Step 5: Solve for x
    x = 34,774,707,295.33/210,440.70
  6. Step 6: Final answer
    x = 165,247.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.